CN105825726B - A kind of classrooms PPT teacher's centralized monitoring system - Google Patents
A kind of classrooms PPT teacher's centralized monitoring system Download PDFInfo
- Publication number
- CN105825726B CN105825726B CN201610287665.4A CN201610287665A CN105825726B CN 105825726 B CN105825726 B CN 105825726B CN 201610287665 A CN201610287665 A CN 201610287665A CN 105825726 B CN105825726 B CN 105825726B
- Authority
- CN
- China
- Prior art keywords
- laser bar
- teacher
- ppt
- classrooms
- remote control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Abstract
The present invention relates to a kind of classrooms PPT teacher's centralized monitoring systems, it is characterised in that：Including a laser bar, multimedia equipment, remote control center and handheld terminal；The unique ID number of the multimedia equipment is sent to the laser bar when the laser bar works by the multimedia equipment；The remote control center, for receiving the location information sent when the laser bar work and the unique ID number, to realize that user registers, predetermined time of the remote control center also after laser bar work sends recording circuit and camera that the laser bar is opened in instruction, to obtain current recorded message and video information and real-time Transmission to remote control center is stored；Handheld terminal, the personal information for user to be arranged, and it is sent to the remote control center and laser bar is stored.The present invention can realize the remote monitoring to the classrooms PPT teachers ' teaching process, be convenient for unified management of the training organization to trainer.
Description
Technical field
The present invention relates to electronic instruction appliance technology, the especially a kind of classrooms PPT teacher's centralized monitoring system.
Background technology
Laser bar is the tool of existing multimedia teaching indispensability, however, existing laser bar is only intended to laser positioning, nothing
Method realizes that the storage of teacher's data carries and diverts oneself.Especially the classrooms PPT laser bar is necessary tool, for training organization, religion
The quality of attending class of teacher directly determines the quality of training organization's reputation；Therefore, how indispensability tool realization training organization is utilized
Carrying out teaching process Centralized Monitoring to the classrooms PPT teacher is necessary.
Invention content
In view of this, the purpose of the present invention is to provide a kind of classrooms PPT teacher's centralized monitoring system, can realize to PPT
The Centralized Monitoring of classroom teacher.
The present invention is realized using following scheme：A kind of classrooms PPT teacher's centralized monitoring system, it is characterised in that：Including one
Laser bar, multimedia equipment, remote control center and handheld terminal；The laser bar includes column laser barred body, the column
The laser head opposite end of shape laser barred body is provided with USB interface, and a sleeve, institute are fixedly installed in the middle part of the USB interface end
It states sleeve to be set on a reciprocating screw rod, the reciprocating screw rod is driven by a stepper motor, with the profit sleeve in reciprocating screw rod
Upper reciprocating motion；The battery for being additionally provided with circuit board in the column laser bar body and powering for the circuit board；The circuit
Plate include a MCU, the MCU be connected with laser occur module, stepper motor drive module, memory module, wireless communication module,
Recording circuit, display screen, camera, GPS positioning module and key circuit；The USB interface is connect with the MCU；It is described
The unique ID number of the multimedia equipment is sent to the laser bar when the laser bar works by multimedia equipment；It is described
Remote control center, for receiving the location information sent when the laser bar work and the unique ID number, to realize use
Family is registered, and predetermined time of the remote control center also after laser bar work sends instruction and open the laser bar
Recording circuit and camera, to obtain current recorded message and video information, simultaneously real-time Transmission to remote control center carries out
Storage；The handheld terminal, the personal information for user to be arranged, and it is sent to the remote control center and laser bar progress
Storage, the handheld terminal are additionally operable to receive the task of giving lessons of the remote control center publication, and user awards through holding terminal-pair
After class task is confirmed, then it is sent to the laser bar, the laser bar can be by showing screen display in the specific time of task
Show the task.
In an embodiment of the present invention, the wireless communication module is additionally operable to receive the audio signal of handheld terminal, described
The audio signal of reception is converted into the drive signal of stepper motor by MCU according to the height of audio signal, with profit this give lessons it is sharp
The retracted position that USB interface is controlled when optical wand is stood on desktop realizes laser bar dancing of giving lessons.
In an embodiment of the present invention, the audio signal of the handheld terminal is recorded by the handheld terminal.
In an embodiment of the present invention, the MCU is also associated with LED lights driving circuit, and the MCU is according to the sound of reception
The LED lights that the height of frequency signal is embedded at the column laser bar body surface face through the driving of LED lights driving circuit work.
In an embodiment of the present invention, the MCU is also associated with audio drive circuitry, and the MCU is according to audio signal
While controlling the USB interface retracted position through audio drive circuitry by be set to the loudspeaker in the column laser bar body into
Row plays.
In an embodiment of the present invention, the height according to audio signal is converted into the reality of the drive signal of stepper motor
Now mode is：Audio signal is divided into five regions, is bass, middle bass, middle pitch, Hi-Mid and high pitch respectively；Each area
Domain respectively corresponds to a kind of control instruction.
In an embodiment of the present invention, the bass, middle pitch and the corresponding control instruction of high pitch are to rotate forward；It is low in described
Sound and the corresponding control instruction of Hi-Mid are reversions.
In an embodiment of the present invention, the audio signal of the handheld terminal be by the frequency conversion of shaking handheld terminal and
At.
In an embodiment of the present invention, the laser bar obtains registering for student's handheld terminal transmission when user gives a course
Information, the information of registering include the name and cell-phone number of the student, and the information of registering are sent to the long-range control
Center processed is stored.
In an embodiment of the present invention, this is given lessons and is appointed in corresponding task time point of giving lessons by the remote control center
Corresponding courseware of being engaged in is sent to the laser bar.
The present invention can by teacher laser bar use process, to teacher whether normally teaching, teaching task arrangement with
And register etc. and to carry out remote monitoring, the laser bar that can not only be improved training and teaching management, and be proposed can realize student's identity
Information collection and as teacher divert oneself stage property, have preferable practical value.
Description of the drawings
Fig. 1 is laser bar configuration schematic diagram of the present invention；
Fig. 2 is supporting structure schematic diagram of the present invention；
Fig. 3 is laser bar schematic block circuit diagram of the present invention.
Specific implementation mode
To make the foregoing features and advantages of the present invention clearer and more comprehensible, special embodiment below, and coordinate attached drawing, make detailed
Carefully it is described as follows.
Fig. 1, Fig. 2 and Fig. 3 are referred to, the present embodiment provides a kind of classrooms PPT teacher's centralized monitoring systems, including a laser
Stick, multimedia equipment, remote control center and handheld terminal；The laser bar includes column laser barred body 1, and the column swashs
2 opposite end of laser head of optical rod is provided with USB interface 3, and a sleeve 4, institute are fixedly installed in the middle part of 3 end of the USB interface
It states sleeve to be set on a reciprocating screw rod 5, the reciprocating screw rod 5 is driven by a stepper motor 6, with the sharp sleeve 4 reciprocal
It is moved back and forth on lead screw；In this way, USB interface can be elastic under the drive of reciprocating screw rod；The column laser barred body 1
The battery 8 for being inside additionally provided with circuit board 7 and powering for the circuit board；The circuit board includes a MCU, and the MCU is connected with
Laser occur module, stepper motor drive module, memory module, wireless communication module, recording circuit, display screen, camera,
GPS positioning module and key circuit.It will be clear that it includes laser lamp drive circuit, laser lamp that module, which occurs, for laser
And corresponding component is just no longer described in detail here since these have all been the prior arts.The USB interface with
The MCU connections；The unique ID number of the multimedia equipment is sent to described by one multimedia equipment when the laser bar works
Laser bar；One remote control center, for receiving the location information sent when the laser bar work and unique ID
Number, to realize that user registers, predetermined time of the remote control center also after laser bar work sends instruction and opens
The recording circuit and camera of the laser bar, to obtain current recorded message and video information and real-time Transmission is to long-range
Control centre is stored；Handheld terminal, the personal information for user to be arranged, and be sent to the remote control center and swash
Optical wand is stored, and the handheld terminal is additionally operable to receive the task of giving lessons of the remote control center publication, and user is through hand-held
After the terminal-pair task of giving lessons is confirmed, then it is sent to the laser bar, the laser bar can pass through in the specific time of task
Display screen shows the task.
The present invention, in the use process of laser bar, can utilize scene to media, live recording, video recording etc. to remote by teacher
The progress remote monitorings such as process control center is fed back, and whether realization normally imparts knowledge to students to teacher, teaching task is arranged and registers.
It is noted that laser bar of the present invention can not only realize remote centralized control, course can also be used as
Member's information collection and teacher divert oneself stage property, utmostly promote the hommization and intelligence of Training Management, in the present embodiment, institute
It states wireless communication module to be additionally operable to receive the audio signal of handheld terminal, the MCU believes the audio signal of reception according to audio
Number height be converted into the drive signal of stepper motor, USB interface is controlled when the laser bar of giving lessons is stood on desktop with profit
Retracted position realization give lessons laser bar dancing.In order to avoid laser bar dancing process is toppled over, a supporting rack can be provided, the branch
Support includes that a pedestal 9, the strut 10 being set on the base and setting are used to limit and help laser of giving lessons in strut end
The spacing ring 11 of stick.
In an embodiment of the present invention, the audio signal of the handheld terminal is sent to the same of the wireless communication module
When, it can be played out by the loudspeaker of the handheld terminal.In this way, along with music, the retracted position of USB interface changes, and gives people
A kind of feeling of laser bar in dancing.In addition, in the present embodiment, the audio signal of the handheld terminal can be the handheld terminal
It records, i.e., audio can be the sound recorded, and include the spoken sounds of user, can oneself control as the voice users sent out
System, with the interaction for stick of accomplishing to give lessons with the laser.In an embodiment of the present invention, the MCU is also associated with LED lights driving electricity
Road, the MCU are embedded at the column laser barred body according to the height of the audio signal of reception through the driving of LED lights driving circuit
The LED lights on surface work（The position of LED lights is not illustrated in figure）.Lighting effects are integrated into giving lessons laser barred body, with
Retracted position and change, effect that is interactive and dancing can be improved.
In an embodiment of the present invention, the MCU is also associated with audio drive circuitry, and the MCU is according to audio signal
While controlling the USB interface retracted position through audio drive circuitry by be set to the loudspeaker in the column laser bar body into
Row plays.It is arranged by the loudspeaker, which can be danced by the audio file being stored in memory,
Accomplish to play music when jumping, if it is the user voice of recording, moreover it is possible to accomplish that sound shape has, such as：It records and " jumps, jump, I jumps
Jump " as one section of voice just look like that laser pen oneself of giving lessons is spoken on side when playing, side action.Reach preferably dynamic
State effect.
In an embodiment of the present invention, the height according to audio signal is converted into the reality of the drive signal of stepper motor
Now mode is：Audio signal is divided into five regions, is bass, middle bass, middle pitch, Hi-Mid and high pitch respectively；Each area
Domain respectively corresponds to a kind of control instruction.The present invention is not limited thereto system, the realization method can also there are many, in the present embodiment
It is since the frequency range of music is about that, by the restriction of range, can be incited somebody to action in 20Hz---20KHz using subregion control
Entire range is converted into simple several control instructions, and not only design is convenient, but also the variation of state is more apparent.
In an embodiment of the present invention, the bass, middle pitch and the corresponding control instruction of high pitch are to rotate forward；It is low in described
Sound and the corresponding control instruction of Hi-Mid are reversions.Due to using step motor control, its rotation can be accurately controlled
The number of turns ensures the telescopic effect of USB interface.
In an embodiment of the present invention, the audio signal of the handheld terminal be by the frequency conversion of shaking handheld terminal and
At.In this way, user can clap in conjunction with handheld terminal oneself is shaken to beat, accomplish more preferable in the music for listening external environment
Interaction effect, which can be mobile phone.
In an embodiment of the present invention, the laser bar obtains registering for student's handheld terminal transmission when user gives a course
Information, the information of registering include the name and cell-phone number of the student, and the information of registering are sent to the long-range control
Center processed is stored.If it is open class, student can be sent to the laser bar by the handheld terminal of oneself and obtain name
Piece information request instruction, the laser bar are sent to after receiving request instruction, by the card information that itself is stored
The handheld terminal of member, in addition, the identity information in laser bar extraction instruction, which is sent in the remote control
The heart is stored；The card information user can be deposited by the handheld terminal of oneself into being sent to laser bar after edlin
Storage.
In an embodiment of the present invention, this is given lessons and is appointed in corresponding task time point of giving lessons by the remote control center
Corresponding courseware of being engaged in is sent to the laser bar.System can ensure that in this way obtains the PPT that teacher prepares lessons in advance, and keeps away
Exempt from teacher has the USB flash disk of PPT coursewares due to losing copy, and influences training.System can also pass through the PPT of acquisition teacher
Courseware facilitates centralized management as the performance assessment criteria of teacher.In addition, system also has display screen, it can be to position just at school
It is shown on corresponding electronic map together with the name of teacher, facilitates transfer of the training organization to teacher's resource.
The foregoing is merely presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with
Modification should all belong to the covering scope of the present invention.
Claims (10)
1. a kind of classrooms PPT teacher's centralized monitoring system, it is characterised in that：Including a laser bar, multimedia equipment, remote control
Center and handheld terminal；
The laser bar includes column laser barred body, and the laser head opposite end of the column laser barred body is provided with USB interface, institute
It states and is fixedly installed a sleeve in the middle part of USB interface end, the sleeve is set on a reciprocating screw rod, and the reciprocating screw rod is by one
Stepper motor drives, and is moved back and forth on reciprocating screw rod with the profit sleeve；It is additionally provided with circuit in the column laser bar body
Plate and the battery powered for the circuit board；The circuit board includes a MCU, and the MCU is connected with laser and module, stepping occurs
Motor drive module, memory module, wireless communication module, recording circuit, display screen, camera, GPS positioning module and button
Circuit；The USB interface is connect with the MCU；
The unique ID number of the multimedia equipment is sent to the laser when the laser bar works by the multimedia equipment
Stick；
The remote control center, for receiving the location information sent when the laser bar work and the unique ID number,
To realize that user registers, predetermined time of the remote control center also after laser bar work sends described in instruction unlatching
The recording circuit and camera of laser bar, to obtain current recorded message and video information and real-time Transmission is to remote control
Center is stored；
The handheld terminal, the personal information for user to be arranged, and it is sent to the remote control center and laser bar progress
Storage, the handheld terminal are additionally operable to receive the task of giving lessons of the remote control center publication, and user awards through holding terminal-pair
After class task is confirmed, then it is sent to the laser bar, the laser bar can be by showing screen display in the specific time of task
Show the task.
2. a kind of classrooms PPT teacher's centralized monitoring system according to claim 1, it is characterised in that：The wireless telecommunications
Module is additionally operable to receive the audio signal of handheld terminal, and the MCU turns the audio signal of reception according to the height of audio signal
The drive signal for changing stepper motor into, the retracted position for controlling USB interface when the laser bar is stood on desktop with profit are realized
Laser bar is danced.
3. a kind of classrooms PPT teacher's centralized monitoring system according to claim 2, it is characterised in that：The handheld terminal
Audio signal recorded by the handheld terminal.
4. a kind of classrooms PPT teacher's centralized monitoring system according to claim 2, it is characterised in that：The MCU is also connected with
There are LED lights driving circuit, the MCU to be embedded at through the driving of LED lights driving circuit according to the height of the audio signal of reception
The LED lights in the column laser bar body surface face work.
5. a kind of classrooms PPT teacher's centralized monitoring system according to claim 4, it is characterised in that：The MCU also connects
It is connected to audio drive circuitry, through audio driven electricity while the MCU controls the USB interface retracted position according to audio signal
The loudspeaker being set in the column laser bar body are route to play out.
6. a kind of classrooms PPT teacher's centralized monitoring system according to claim 2, it is characterised in that：It is described according to audio
The realization method that the height of signal is converted into the drive signal of stepper motor is：Audio signal is divided into five regions, is respectively
Bass, middle bass, middle pitch, Hi-Mid and high pitch；Each region respectively corresponds to a kind of control instruction.
7. a kind of classrooms PPT teacher's centralized monitoring system according to claim 6, it is characterised in that：The bass, middle pitch
Control instruction corresponding with high pitch is to rotate forward；The middle bass and the corresponding control instruction of Hi-Mid are reversions.
8. a kind of classrooms PPT teacher's centralized monitoring system according to claim 1, it is characterised in that：The handheld terminal
Audio signal be to be formed by the frequency conversion of shaking handheld terminal.
9. a kind of classrooms PPT teacher's centralized monitoring system according to claim 1, it is characterised in that：The laser bar exists
When user gives a course, the information of registering that student's handheld terminal is sent is obtained, the information of registering includes the name and hand of the student
Machine number, and the information of registering is sent to the remote control center and is stored.
10. a kind of classrooms PPT teacher's centralized monitoring system according to claim 1, it is characterised in that：The remote control
The corresponding courseware of task of giving lessons is sent to the laser bar by center in corresponding task time point of giving lessons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287665.4A CN105825726B (en) | 2016-05-04 | 2016-05-04 | A kind of classrooms PPT teacher's centralized monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610287665.4A CN105825726B (en) | 2016-05-04 | 2016-05-04 | A kind of classrooms PPT teacher's centralized monitoring system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105825726A CN105825726A (en) | 2016-08-03 |
| CN105825726B true CN105825726B (en) | 2018-07-17 |
Family
ID=56528148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610287665.4A Active CN105825726B (en) | 2016-05-04 | 2016-05-04 | A kind of classrooms PPT teacher's centralized monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105825726B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106303437A (en) * | 2016-08-23 | 2017-01-04 | 北京汉博信息技术有限公司 | A kind of visualization data file generation method |
| CN109451399A (en) * | 2018-10-16 | 2019-03-08 | 上海玖悦数码科技有限公司 | Work board operation method, work board and computer readable storage medium |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1828691A (en) * | 2005-02-28 | 2006-09-06 | 任中涛 | Self-camera multimedia teaching apparatus |
| CN201307345Y (en) * | 2008-10-29 | 2009-09-09 | 北京中庆现代技术有限公司 | Course automatic recording broadcasting system |
| WO2009118880A1 (en) * | 2008-03-28 | 2009-10-01 | Ｎｅｃディスプレイソリューションズ株式会社 | Lighting apparatus and projector |
| CN102043981A (en) * | 2009-10-13 | 2011-05-04 | 天津融商科技有限公司 | Public real-time attendance management system and method |
| CN102479376A (en) * | 2010-11-25 | 2012-05-30 | 苏州卫生职业技术学院 | Teaching quality assessment and monitoring system of vocational education |
| CN102646344A (en) * | 2012-04-11 | 2012-08-22 | 合肥心智远教育科技有限公司 | All-teacher-controlled fast-interactive classroom teaching system and using method thereof |
| CN203102638U (en) * | 2013-03-29 | 2013-07-31 | 侯凤霞 | Remote multimedia teaching monitoring system |
| JP5553246B2 (en) * | 2012-02-22 | 2014-07-16 | 弓子 田中 | Sticky stationery holder |
| CN104899935A (en) * | 2015-05-19 | 2015-09-09 | 蒋金森 | Mobile phone attendance-checking roll-calling automatic control statistical system |
| CN105184883A (en) * | 2015-09-29 | 2015-12-23 | 上海第二工业大学 | Intelligent attendance bracelets and attendance checking method based on user ID and fingerprint recognition |
| CN205080784U (en) * | 2015-11-02 | 2016-03-09 | 陈磊 | Multi -functional laser pen for teaching |
| CN105430337A (en) * | 2015-11-23 | 2016-03-23 | 亳州师范高等专科学校 | Remote teaching live broadcast system |
| CN105469334A (en) * | 2015-12-01 | 2016-04-06 | 深圳信息职业技术学院 | Student practice management system and method |
-
2016
- 2016-05-04 CN CN201610287665.4A patent/CN105825726B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1828691A (en) * | 2005-02-28 | 2006-09-06 | 任中涛 | Self-camera multimedia teaching apparatus |
| WO2009118880A1 (en) * | 2008-03-28 | 2009-10-01 | Ｎｅｃディスプレイソリューションズ株式会社 | Lighting apparatus and projector |
| CN201307345Y (en) * | 2008-10-29 | 2009-09-09 | 北京中庆现代技术有限公司 | Course automatic recording broadcasting system |
| CN102043981A (en) * | 2009-10-13 | 2011-05-04 | 天津融商科技有限公司 | Public real-time attendance management system and method |
| CN102479376A (en) * | 2010-11-25 | 2012-05-30 | 苏州卫生职业技术学院 | Teaching quality assessment and monitoring system of vocational education |
| JP5553246B2 (en) * | 2012-02-22 | 2014-07-16 | 弓子 田中 | Sticky stationery holder |
| CN102646344A (en) * | 2012-04-11 | 2012-08-22 | 合肥心智远教育科技有限公司 | All-teacher-controlled fast-interactive classroom teaching system and using method thereof |
| CN203102638U (en) * | 2013-03-29 | 2013-07-31 | 侯凤霞 | Remote multimedia teaching monitoring system |
| CN104899935A (en) * | 2015-05-19 | 2015-09-09 | 蒋金森 | Mobile phone attendance-checking roll-calling automatic control statistical system |
| CN105184883A (en) * | 2015-09-29 | 2015-12-23 | 上海第二工业大学 | Intelligent attendance bracelets and attendance checking method based on user ID and fingerprint recognition |
| CN205080784U (en) * | 2015-11-02 | 2016-03-09 | 陈磊 | Multi -functional laser pen for teaching |
| CN105430337A (en) * | 2015-11-23 | 2016-03-23 | 亳州师范高等专科学校 | Remote teaching live broadcast system |
| CN105469334A (en) * | 2015-12-01 | 2016-04-06 | 深圳信息职业技术学院 | Student practice management system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105825726A (en) | 2016-08-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105719520B (en) | A kind of implementation method of outgoing trainer Centralized Monitoring | |
| CN201035724Y (en) | Multifunctional multimedia remote controller | |
| CN103729062B (en) | Multifunctional synchronous interaction system and method of music instruments | |
| CN105719518A (en) | Intelligent early education machine for children | |
| CN105825726B (en) | A kind of classrooms PPT teacher's centralized monitoring system | |
| CN207718648U (en) | It is a kind of can recorded broadcast electronic whiteboard tutoring system | |
| CN203773766U (en) | Language learning machine | |
| CN103021304A (en) | Laser overview system and operation method thereof | |
| CN105590501B (en) | A kind of implementation method of user and laser bar interaction of giving lessons | |
| CN206348971U (en) | One kind speech training electronics | |
| CN105632262B (en) | One kind is given lessons laser bar | |
| CN105894899B (en) | A kind of implementation method of handheld terminal and laser bar information interaction | |
| CN105608955B (en) | A kind of implementation method for laser bar dynamic change of giving lessons | |
| CN105590500B (en) | A kind of interaction systems based on laser bar of giving lessons | |
| CN105590489B (en) | A kind of handheld terminal and laser bar information interaction system | |
| CN105590499B (en) | A kind of laser head extension type is given lessons laser bar | |
| CN108039077B (en) | Method and system for quiz answering in class | |
| CN205486913U (en) | Sight learning tool | |
| CN205645007U (en) | Laser rod of giving lessons | |
| CN104794955A (en) | Musical instrument teach real scene teaching method, projection-type musical instrument teaching device and musical instrument teaching device set | |
| CN109920304A (en) | A kind of pronounciation training system and pronounciation training method | |
| CN204695615U (en) | Projection musical instrument teaching device and the combination of musical instrument teaching device | |
| CN106781764A (en) | A kind of live many people's combination of wireless interconnection system pickup desks for sending words function | |
| CN211264538U (en) | Multipurpose learning aid device for real-time feedback of homework of students | |
| CN105632282A (en) | Laser-head-telescoping teaching laser rod dynamic change realization method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201230 Address after: 350200 R & D building 2, big data industry, No.2, Hujiang Road, Wenwusha Town, Changle District, Fuzhou City, Fujian Province Patentee after: Fujian Xuchen Information Technology Co.,Ltd. Address before: 354105 No.1 Chongren street, Chongren village, Chongren Township, Guangze County, Nanping City, Fujian Province Patentee before: Li Hui |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211229 Address after: 266000 1602, block a, Qingdao International Innovation Park, Keyuan Weiyi Road, Laoshan District, Qingdao City, Shandong Province Patentee after: Qingdao Haiyongshun Innovation Technology Co.,Ltd. Address before: 350200 R & D building 2, big data industry, No.2, Hujiang Road, Wenwusha Town, Changle District, Fuzhou City, Fujian Province Patentee before: Fujian Xuchen Information Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266000 1602, block a, Qingdao International Innovation Park, Keyuan Weiyi Road, Laoshan District, Qingdao City, Shandong Province Patentee after: Qingdao Haiyongshun Innovation Technology Co.,Ltd. Address before: 266000 1602, block a, Qingdao International Innovation Park, Keyuan Weiyi Road, Laoshan District, Qingdao City, Shandong Province Patentee before: Qingdao Haiyongshun Innovation Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |